What happens to the stability of a food web if a top predator, like a hawk, is removed?
Ecology Unit Review- Biology

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Science
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10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The food web becomes less stable.
2.
FLASHCARD QUESTION
Front
Which organism's removal would have the largest impact on an ecosystem?
Back
The mouse.
3.
FLASHCARD QUESTION
Front
What is the primary purpose of scientific experiments?
Back
To prove or disprove a hypothesis.
4.
FLASHCARD QUESTION
Front
Describe the energy pyramid and the energy transfer between levels.
Back
Producers are at the bottom, followed by primary, secondary, and tertiary consumers. 10% of energy is transferred up each level, while 90% is used for heat or life processes.
5.
FLASHCARD QUESTION
Front
Which organisms have the most energy in an ecosystem?
Back
Producers.
6.
FLASHCARD QUESTION
Front
Which organisms have the least energy in an ecosystem?
Back
Tertiary consumers.
7.
FLASHCARD QUESTION
Front
Define 'producers' in an ecosystem.
Back
Organisms that produce their own food, typically through photosynthesis, such as plants.
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